Step 9.3: Include sign in form.

App.jsx

@@ -74,6 +74,8 @@ App = React.createClass({
             Hide completed
           </label>
 
+          <AccountsUIWrapper />
+
           {/* These are JSX comments. */}
           {/* Beware: for React, onsubmit is not the same as onSubmit, the former doesn't work */}
           <form className="new-task" onSubmit={this.handleSubmit} >